1 files changed, 4 insertions, 1 deletions
diff --git a/cpp/src/qpid/cluster/UpdateClient.h b/cpp/src/qpid/cluster/UpdateClient.h
index be09af7e81..76621cd7ba 100644
--- a/cpp/src/qpid/cluster/UpdateClient.h
+++ b/cpp/src/qpid/cluster/UpdateClient.h
@@ -30,7 +30,7 @@
 #include "qpid/broker/SemanticState.h"
 #include "qpid/sys/Runnable.h"
 #include <boost/shared_ptr.hpp>
-
+#include <iosfwd>
 
 namespace qpid {
 
@@ -114,8 +114,11 @@ class UpdateClient : public sys::Runnable {
     boost::function<void()> done;
     boost::function<void(const std::exception& e)> failed;
     client::ConnectionSettings connectionSettings;
+
+  friend std::ostream& operator<<(std::ostream&, const UpdateClient&);
 };
 
+
 }} // namespace qpid::cluster
 
 #endif  /*!QPID_CLUSTER_UPDATECLIENT_H*/